The use of variable-frequency drives (VFDs) to control ac motors has increased dramatically in recent years In addition to their low operating cost and high performance they save energy Today the challenge facing system designers and engineers Learn more

Ball bearings in electric motors support and locate the rotor keep the air gap small and consistent and transfer loads from the shaft to the motor frame When a stray current in a machine uses a bearing as its path to ground the resulting damage Learn more

Ball bearings are very precise mechanisms that in many cases have geometrical tolerances measured in millionths of an inch When handling inspecting or mounting bearings one should treat them as precision instruments Poor handling techniques cause Learn more

Available in different sizes to handle a broad range of load capacities while maintaining precise forward and backward linear motion new Standard Inch Linear Ball Bearings can handle size range of up to two inches in shaft diameter Inch size is Learn more

Housed in glass-reinforced nylon gear drives come in standard Model RAB and miniature Model MAD Measuring 3 21/32 x 3 5/16 x 1 1/4 in. Model RAB employs shielded lubricated hardened-steel ball bearings and gears and is rated 1/3 hp 1,600 rpm with Learn more

Providing base with adjustable depth up to 6 in. Model MP-22000RTR includes 1/4 in collet button throttle for smooth operation and control heavy-duty ball bearings and replaceable plastic base cover Air-powered router is suited for wood fiberglass Learn more

Offered in various sizes with up to 12 passages rotary unions provide dual deep-groove sealed radial ball bearings hardened and ground shafts Teflon seals and plating They are offered with electrical slip ring option in 6 12 18 24 36 and 56 Learn more

Metric pallet truck rollers are available with Extrathane polyurethane tread and aluminum steel or cast-iron wheel centers with and without ball bearings Load capacities range from 750-2,425 lb; wheel/roller diameters from 82-200 mm With load Learn more

Available in 2 lengths MAE Series 500 can provide continuous torque up to 57 oz-in. depending on model It includes 11-slot armature to minimize magnetic cogging ball bearings and 2-pole stator Speed voltage current and torque characteristics can Learn more

A complete line of stainless steel hose reels offers long life and trouble-free corrosion-resistant performance for the most exacting applications Stainless steel reels are rugged tools for washdown chemical transfer fuel firefighting marine Learn more